# CVE-2022-46884: Mozilla Firefox and 2 others: A potential use-after-free vulnerability existed in SVG Images if the Refresh Driver was destroyed at…

CVE-2022-46884 is fixed in 2 products on 1 platform, first by Mozilla Firefox (en-US) 106.0, released October 19, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-46884
- Priority: High
- CVSS: 8.8
- EPSS: 0.0048
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 24, 2023
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2022-46884

## Description

A potential use-after-free vulnerability existed in SVG Images if the Refresh Driver was destroyed at an inopportune time.  This could have lead to memory corruption or a potentially exploitable crash. *Note*: This advisory was added on December 13th, 2022 after discovering it was inadvertently left out of the original advisory. The fix was included in the original release of Firefox 106. This vulnerability affects Firefox < 106.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | Mozilla Firefox (en-US) | 106.0 | [Mozilla Firefox (en-US) 106.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox-106.0.md) | Oct 19, 2022 |
| Windows apps | Mozilla Firefox ESR (en-US) | 115.4.0 | [Mozilla Firefox ESR (en-US) 115.4.0](https://patchblox.com/security/data/fix/windows-app/mozilla.firefox.esr-115.4.0.md) | Oct 17, 2023 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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